.list{
  line-height: 30px;
  border-bottom: 1px solid #ddd;
  padding: 10px;
  font-family: "微软雅黑";
  font-size: 15px;
  cursor: pointer;
}
.content{
  line-height: 30px;
  font-size: 16px;
  margin: 20px;
}
